Edward C. answered 03/20/20
Tutor
5.0
(438)
Caltech Grad for math tutoring: Algebra through Calculus
Just input the value for x and then do the arithmetic to find f(x).
For example, f(9) = 1/(9+1) - 2 = 1/10 - 2 = 0.1 - 2 = -1.9